Base/platform/src-c/alloc/providers.c

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#include <librr/alloc/generic.h>
#include <alloc/pool.h>
#include <alloc/arena.h>
#ifndef __RR_BAREMETAL
#include <stdlib.h>
/// @brief An allocator for the sole purpose of preventing warnings because of an unused
/// parameter in the standard allocator proxying functions.
rr_generic_allocator_s *rr_last_used_proxy_allocator;
void * rr_proxy_malloc(rr_generic_allocator_s *allocator, usz_t num_bytes)
{
rr_last_used_proxy_allocator = allocator;
return malloc(num_bytes);
}
void rr_proxy_free(rr_generic_allocator_s *allocator, void *block)
{
rr_last_used_proxy_allocator = allocator;
free(block);
}
rr_generic_allocator_s rr_provide_stdlib_allocator()
{
rr_generic_allocator_s allocator;
allocator.fn_alloc = &rr_proxy_malloc;
allocator.fn_free = &rr_proxy_free;
allocator.specifics = NULL;
allocator.fn_destruct = NULL;
return allocator;
}
#endif // __RR_BAREMETAL
rr_generic_arena_s rr_provide_arena(rr_generic_allocator_s *allocator, usz_t len_allocation)
{
return rr_new_arena(allocator, len_allocation);
}
rr_generic_pool_s rr_provide_dynamic_pool(rr_generic_allocator_s *allocator, usz_t item_size, usz_t capacity)
{
return rr_new_dynamic_pool(allocator, item_size, capacity);
}
rr_generic_pool_s rr_provide_static_pool(rr_generic_allocator_s *allocator, usz_t item_size, usz_t capacity)
{
return rr_new_dynamic_pool(allocator, item_size, capacity);
}
rr_generic_arena_s rr_provide_arena_from_malloc(usz_t len_allocation)
{
rr_generic_allocator_s allocator = rr_provide_stdlib_allocator();
return rr_new_arena(&allocator, len_allocation);
}
rr_generic_pool_s rr_provide_dynamic_pool_from_malloc(usz_t item_size, usz_t capacity)
{
rr_generic_allocator_s allocator = rr_provide_stdlib_allocator();
return rr_new_dynamic_pool(&allocator, item_size, capacity);
}
rr_generic_pool_s rr_provide_static_pool_from_malloc(usz_t item_size, usz_t capacity)
{
rr_generic_allocator_s allocator = rr_provide_stdlib_allocator();
return rr_new_static_pool(&allocator, item_size, capacity);
}